[{"id":3672914,"web_url":"http://patchwork.ozlabs.org/comment/3672914/","msgid":"<2ae923d5-54bb-4f7f-9389-f095388973fa@linux.ibm.com>","list_archive_url":null,"date":"2026-04-02T21:43:53","subject":"Re: [PATCH v6 1/2] docs: s390/pci: Improve and update PCI\n documentation","submitter":{"id":77408,"url":"http://patchwork.ozlabs.org/api/people/77408/","name":"Matthew Rosato","email":"mjrosato@linux.ibm.com"},"content":"On 4/2/26 4:34 PM, Niklas Schnelle wrote:\n> Update the s390 specific PCI documentation to better reflect current\n> behavior and terms such as the handling of Isolated VFs via commit\n> 25f39d3dcb48 (\"s390/pci: Ignore RID for isolated VFs\").\n> \n> Add a descriptions for /sys/firmware/clp/uid_is_unique which was added\n> in commit b043a81ce3ee (\"s390/pci: Expose firmware provided UID Checking\n> state in sysfs\") but missed documentation.\n> \n> Similarly add documentation for the fidparm attribute added by commit\n> 99ad39306a62 (\"s390/pci: Expose FIDPARM attribute in sysfs\") and\n> add a list of pft values and their names.\n> \n> Finally improve formatting of the different attribute descriptions by\n> adding a separating colon.\n> \n> Signed-off-by: Niklas Schnelle \n\nDefinitely an improvement. Thanks!\n\nReviewed-by: Matthew Rosato ","headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-pci@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256\n header.s=pp1 header.b=EP2Z25kk;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=172.105.105.114; helo=tor.lore.kernel.org;\n envelope-from=linux-pci+bounces-51784-incoming=patchwork.ozlabs.org@vger.kernel.org;\n receiver=patchwork.ozlabs.org)","smtp.subspace.kernel.org;\n\tdkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com\n header.b=\"EP2Z25kk\"","smtp.subspace.kernel.org;\n arc=none smtp.client-ip=148.163.158.5","smtp.subspace.kernel.org;\n dmarc=pass (p=none dis=none) header.from=linux.ibm.com","smtp.subspace.kernel.org;\n spf=pass smtp.mailfrom=linux.ibm.com"],"Received":["from tor.lore.kernel.org (tor.lore.kernel.org [172.105.105.114])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fmwNW2XK0z1yD3\n\tfor ; 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charset=UTF-8","Content-Transfer-Encoding":"7bit","X-TM-AS-GCONF":"00","X-Proofpoint-Reinject":"loops=2 maxloops=12","X-Proofpoint-Spam-Details-Enc":"AW1haW4tMjYwNDAyMDE5MCBTYWx0ZWRfX7lYfWstE1uqj\n ljaMuXjr39j5W0lN1AZPJDGawq4ZsWco9XvPCFhTSxKnyC7vNC+jpinqMCQLJZphGZs7GeTXxUI\n j11AT4//uyUH9vB67VGPkK0fl1cGG+5jh2Y20ofUrEkzLIjqtLWPc7byP69bfuHCjpJrtTSiWkM\n GEc3OnY71Z2S0KVAJ6ie/25mXZtJwny6iufue7xWyeTKcLKIeGJ4WuwV9F/fA4AbYEs7k2R+tQG\n AGkiSdD7DpJ3KbdSbdjs1PltM0nVTYVp0TfosakdJjTK9mOl8JjOr70wTZ+y+Itu95/8bXwD9fE\n JQO3imz6b6QuK1iy6L+y5PTg7sy7HBysneP5BhzpsJMf42esCDe/IojJ8sTr/7sv8DuLKs8sAqF\n vQw+JVk1Lyb8azAzpKF0pRQnjUwijYammEledVL0hJAOLnZPwKJAWACF6Qzmp37eC3iSdpq2wA+\n pSS1ltcmWfe73qUYPQg==","X-Authority-Analysis":"v=2.4 cv=QKZlhwLL c=1 sm=1 tr=0 ts=69cee31e cx=c_pps\n a=GFwsV6G8L6GxiO2Y/PsHdQ==:117 a=GFwsV6G8L6GxiO2Y/PsHdQ==:17\n a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=VkNPw1HP01LnGYTKEx00:22\n a=RnoormkPH1_aCDwRdu11:22 a=Y2IxJ9c9Rs8Kov3niI8_:22 a=VnNF1IyMAAAA:8\n a=oRystrt0tCF-gDNIJG4A:9 a=QEXdDO2ut3YA:10 a=zgiPjhLxNE0A:10","X-Proofpoint-GUID":"k3POUQ-anM88a3MZDSVAWxi4Dqo8zdr2","X-Proofpoint-ORIG-GUID":"3Q-qSvtcNGJWUnhHqxWjZ4pPH5lNZX0U","X-Proofpoint-Virus-Version":"vendor=baseguard\n engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49\n definitions=2026-04-02_04,2026-04-02_05,2025-10-01_01","X-Proofpoint-Spam-Details":"rule=outbound_notspam policy=outbound score=0\n lowpriorityscore=0 phishscore=0 adultscore=0 impostorscore=0 clxscore=1011\n spamscore=0 bulkscore=0 priorityscore=1501 suspectscore=0 malwarescore=0\n classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0\n reason=mlx scancount=1 engine=8.22.0-2603050001 definitions=main-2604020190"}},{"id":3672979,"web_url":"http://patchwork.ozlabs.org/comment/3672979/","msgid":"<9e1cc48c-79ea-486a-96f4-a1d1395d7e47@infradead.org>","list_archive_url":null,"date":"2026-04-03T04:01:47","subject":"Re: [PATCH v6 1/2] docs: s390/pci: Improve and update PCI\n documentation","submitter":{"id":18663,"url":"http://patchwork.ozlabs.org/api/people/18663/","name":"Randy Dunlap","email":"rdunlap@infradead.org"},"content":"Hi,\n\nOn 4/2/26 1:34 PM, Niklas Schnelle wrote:\n> Update the s390 specific PCI documentation to better reflect current\n> behavior and terms such as the handling of Isolated VFs via commit\n> 25f39d3dcb48 (\"s390/pci: Ignore RID for isolated VFs\").\n> \n> Add a descriptions for /sys/firmware/clp/uid_is_unique which was added\n> in commit b043a81ce3ee (\"s390/pci: Expose firmware provided UID Checking\n> state in sysfs\") but missed documentation.\n> \n> Similarly add documentation for the fidparm attribute added by commit\n> 99ad39306a62 (\"s390/pci: Expose FIDPARM attribute in sysfs\") and\n> add a list of pft values and their names.\n> \n> Finally improve formatting of the different attribute descriptions by\n> adding a separating colon.\n> \n> Signed-off-by: Niklas Schnelle \n> ---\n> Documentation/arch/s390/pci.rst | 139 +++++++++++++++++++++++++++-------------\n> 1 file changed, 94 insertions(+), 45 deletions(-)\n\n\nThese changes are good, so:\nAcked-by: Randy Dunlap \nTested-by: Randy Dunlap \n\n\nHowever, I would go a little farther and add these changes if you\nare OK with them. (Patch applies after both of your patches.)","headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-pci@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n secure) header.d=infradead.org header.i=@infradead.org header.a=rsa-sha256\n header.s=bombadil.20210309 header.b=axqu/+VV;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c0a:e001:db::12fc:5321; helo=sea.lore.kernel.org;\n envelope-from=linux-pci+bounces-51795-incoming=patchwork.ozlabs.org@vger.kernel.org;\n receiver=patchwork.ozlabs.org)","smtp.subspace.kernel.org;\n\tdkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org\n header.b=\"axqu/+VV\"","smtp.subspace.kernel.org;\n arc=none smtp.client-ip=198.137.202.133","smtp.subspace.kernel.org;\n dmarc=pass (p=none dis=none) header.from=infradead.org","smtp.subspace.kernel.org;\n spf=none smtp.mailfrom=infradead.org"],"Received":["from sea.lore.kernel.org (sea.lore.kernel.org\n [IPv6:2600:3c0a:e001:db::12fc:5321])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fn4md3vqdz1xtJ\n\tfor ; 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charset=UTF-8","Content-Transfer-Encoding":"7bit"}},{"id":3673229,"web_url":"http://patchwork.ozlabs.org/comment/3673229/","msgid":"","list_archive_url":null,"date":"2026-04-03T16:54:13","subject":"Re: [PATCH v6 1/2] docs: s390/pci: Improve and update PCI\n documentation","submitter":{"id":73785,"url":"http://patchwork.ozlabs.org/api/people/73785/","name":"Farhan Ali","email":"alifm@linux.ibm.com"},"content":"On 4/2/2026 1:34 PM, Niklas Schnelle wrote:\n> Update the s390 specific PCI documentation to better reflect current\n> behavior and terms such as the handling of Isolated VFs via commit\n> 25f39d3dcb48 (\"s390/pci: Ignore RID for isolated VFs\").\n>\n> Add a descriptions for /sys/firmware/clp/uid_is_unique which was added\n> in commit b043a81ce3ee (\"s390/pci: Expose firmware provided UID Checking\n> state in sysfs\") but missed documentation.\n>\n> Similarly add documentation for the fidparm attribute added by commit\n> 99ad39306a62 (\"s390/pci: Expose FIDPARM attribute in sysfs\") and\n> add a list of pft values and their names.\n>\n> Finally improve formatting of the different attribute descriptions by\n> adding a separating colon.\n>\n> Signed-off-by: Niklas Schnelle\n> ---\n> Documentation/arch/s390/pci.rst | 139 +++++++++++++++++++++++++++-------------\n> 1 file changed, 94 insertions(+), 45 deletions(-)\n\nThanks for updating this! I wonder if we should update this \ndocumentation to better explain some of the nuances of PCI on s390, or \nmore like \"intro to zpci\". But that could be a separate thing.\n\nReviewed-by: Farhan Ali","headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-pci@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256\n header.s=pp1 header.b=ElA/3vOt;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c04:e001:36c::12fc:5321; helo=tor.lore.kernel.org;\n envelope-from=linux-pci+bounces-51825-incoming=patchwork.ozlabs.org@vger.kernel.org;\n receiver=patchwork.ozlabs.org)","smtp.subspace.kernel.org;\n\tdkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com\n header.b=\"ElA/3vOt\"","smtp.subspace.kernel.org;\n arc=none smtp.client-ip=148.163.158.5","smtp.subspace.kernel.org;\n dmarc=pass (p=none dis=none) header.from=linux.ibm.com","smtp.subspace.kernel.org;\n spf=pass smtp.mailfrom=linux.ibm.com"],"Received":["from tor.lore.kernel.org (tor.lore.kernel.org\n [IPv6:2600:3c04:e001:36c::12fc:5321])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fnPzZ4D8tz1xtJ\n\tfor ; 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